/*
 * This file is part of the OWL API.
 *
 * The contents of this file are subject to the LGPL License, Version 3.0.
 *
 * Copyright (C) 2011, The University of Manchester
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see http://www.gnu.org/licenses/.
 *
 *
 * Alternatively, the contents of this file may be used under the terms of the Apache License, Version 2.0
 * in which case, the provisions of the Apache License Version 2.0 are applicable instead of those above.
 *
 * Copyright 2011, University of Manchester
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.coode.owlapi.owlxml.renderer;

import java.io.IOException;
import java.io.Writer;
import java.util.Map;

import org.semanticweb.owlapi.io.AbstractOWLRenderer;
import org.semanticweb.owlapi.io.OWLRendererException;
import org.semanticweb.owlapi.io.OWLRendererIOException;
import org.semanticweb.owlapi.model.OWLOntology;
import org.semanticweb.owlapi.model.OWLOntologyFormat;
import org.semanticweb.owlapi.model.OWLOntologyManager;
import org.semanticweb.owlapi.vocab.Namespaces;
import org.semanticweb.owlapi.vocab.PrefixOWLOntologyFormat;


/**
 * Author: Matthew Horridge<br>
 * The University Of Manchester<br>
 * Bio-Health Informatics Group<br>
 * Date: 12-Dec-2006<br><br>
 */
@SuppressWarnings("javadoc")
public class OWLXMLRenderer extends AbstractOWLRenderer {

    @Deprecated
    public OWLXMLRenderer(OWLOntologyManager owlOntologyManager) {
    }


    public OWLXMLRenderer() {}

    public void render(OWLOntology ontology, Writer writer, OWLOntologyFormat format) throws OWLRendererException {
        try {
            OWLXMLWriter w = new OWLXMLWriter(writer, ontology);
            w.startDocument(ontology);


            if(format instanceof PrefixOWLOntologyFormat) {
                PrefixOWLOntologyFormat fromPrefixFormat = (PrefixOWLOntologyFormat) format;
                final Map<String,String> map = fromPrefixFormat.getPrefixName2PrefixMap();
                for(String prefixName : map.keySet()) {
                    String prefix = map.get(prefixName);
                    if(prefix != null && prefix.length() > 0) {
                        w.writePrefix(prefixName, prefix);
                    }
                }
                if(!map.containsKey("rdf:")) {
                    w.writePrefix("rdf:", Namespaces.RDF.toString());
                }
                if(!map.containsKey("rdfs:")) {
                    w.writePrefix("rdfs:", Namespaces.RDFS.toString());
                }
                if(!map.containsKey("xsd:")) {
                    w.writePrefix("xsd:", Namespaces.XSD.toString());
                }
                if(!map.containsKey("owl:")) {
                    w.writePrefix("owl:", Namespaces.OWL.toString());
                }
            }
            else {
                w.writePrefix("rdf:", Namespaces.RDF.toString());
                w.writePrefix("rdfs:", Namespaces.RDFS.toString());
                w.writePrefix("xsd:", Namespaces.XSD.toString());
                w.writePrefix("owl:", Namespaces.OWL.toString());
            }


            OWLXMLObjectRenderer ren = new OWLXMLObjectRenderer(w);
            ontology.accept(ren);
            w.endDocument();
            writer.flush();
        }
        catch (IOException e) {
            throw new OWLRendererIOException(e);
        }
    }


    @Override
	public void render(OWLOntology ontology, Writer writer) throws OWLRendererException {
        render(ontology, writer,
                ontology.getOWLOntologyManager().getOntologyFormat(ontology));
    }
}
